목록 Flexible ultrasound transducer and method for manufacturing the same, Author Byung Chul Lee, Shinyong Shim, Dong-Hyun Kang, Hae Youn Kim, Hyung Min Kim, Ki Joo Pahk, and Maesoon Im Granted country US Patent Application #US-2022-0047245-A1, Feb. 17, 2022